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Serpentine Columbine, Sticky Columbine, Van Houtte Columbine

Aquilegia eximia

Family: Ranunculaceae (ra-nun-kew-LAY-see-ee) (Info)
Genus: Aquilegia (a-kwi-LEE-jee-a) (Info)
Species: eximia (eks-IM-mee-uh) (Info)



Foliage Color:


Bloom Characteristics:

This plant is attractive to bees, butterflies and/or birds

Water Requirements:

Average Water Needs; Water regularly; do not overwater

Where to Grow:

Unknown - Tell us


24-36 in. (60-90 cm)


18-24 in. (45-60 cm)


USDA Zone 4a: to -34.4 C (-30 F)

USDA Zone 4b: to -31.6 C (-25 F)

USDA Zone 5a: to -28.8 C (-20 F)

USDA Zone 5b: to -26.1 C (-15 F)

USDA Zone 6a: to -23.3 C (-10 F)

USDA Zone 6b: to -20.5 C (-5 F)

USDA Zone 7a: to -17.7 C (0 F)

USDA Zone 7b: to -14.9 C (5 F)

USDA Zone 8a: to -12.2 C (10 F)

USDA Zone 8b: to -9.4 C (15 F)

USDA Zone 9a: to -6.6 C (20 F)

USDA Zone 9b: to -3.8 C (25 F)

USDA Zone 10a: to -1.1 C (30 F)

USDA Zone 10b: to 1.7 C (35 F)

Sun Exposure:

Full Sun

Sun to Partial Shade

Light Shade


Unknown - Tell us

Bloom Color:


Bloom Time:

Late Spring/Early Summer




Other details:

Unknown - Tell us

Soil pH requirements:

6.1 to 6.5 (mildly acidic)

6.6 to 7.5 (neutral)

7.6 to 7.8 (mildly alkaline)

Patent Information:

Unknown - Tell us

Propagation Methods:

From seed; direct sow outdoors in fall

From seed; winter sow in vented containers, coldframe or unheated greenhouse

From seed; stratify if sowing indoors

Seed Collecting:

Allow pods to dry on plant; break open to collect seeds


This plant has been said to grow in the following regions:

Fremont, California

Richmond, California

Sacramento, California

Scappoose, Oregon

Conneautville, Pennsylvania

Oil City, Pennsylvania

show all

Gardeners' Notes:


On Apr 4, 2013, RikksRotten from Temecula, CA (Zone 9b) wrote:

I searched-and-searched for so long for this particular aquilegia, I personally think the eximia is the best of its kind. I finally found it and purchased a couple 1gal pots from digging dog., they normally have very great quality plants... but... not this time. I was so bummed when I saw them, the plants were in very poor condition (to say the least) one didn't make it, and the other was mostly dead, it was early winter, and what was saveable (alive) was about the size of a silver dollar and had mould...I resurrected it despite the fact that had one foot in the grave, and now have it in full Sun... It's now very strong and has 3 trunks and is over 1ft tall and wide! it's now doing awesome! it will be blooming this early summer! I gave it a positive experience because it has such a great... read more


On Sep 6, 2004, smiln32 from Oklahoma City, OK (Zone 7a) wrote:

This plant is a U.S. native and grows in California.